ZMQSocket::connect

(PECL zmq >= 0.5.0)

ZMQSocket::connect — Connect the socket

说明

public ZMQSocket ZMQSocket::connect ( string $dsn [, boolean $force = false ] )

Connect the socket to a remote endpoint. The endpoint is defined in format transport://address where transport is one of the following: inproc, ipc, tcp, pgm or epgm.

参数

dsn: The connect dsn, for example transport://address.
force: Tries to connect even if the socket has already been connected to given endpoint.

范例

Example #1 A ZMQContext() example

Construct a new context and allocate request socket from it

  <?php
 
 $dsn  =  "tcp://127.0.0.1:5555" ;

 
 $socket  = new  ZMQSocket (new  ZMQContext (),  ZMQ :: SOCKET_REQ ,  'my socket' );

 
 $endpoints  =  $socket -> getEndpoints ();

 
 if (! in_array ( $dsn ,  $endpoints [ 'connect' ])) {
    echo  "<p>Connecting to  $dsn </p>" ;
     $socket -> connect ( $dsn );
} else {
    echo  "<p>Already connected to  $dsn </p>" ;
}

 
 $socket -> send ( "Hello!" );
 $message  =  $socket -> recv ();

echo  "<p>Server said:  { $message } </p>" ;
 ?>

返回值

Returns the current object. Throws ZMQSocketException on error.